<html>
<meta charset="utf-8">

<head>
    <script src="jquery-3.2.1.min.js"></script>
    <style>
        div.img {
            margin: 5px;
            float: left;
            width: 180px;
            border: 1px solid #ccc;
        }

        div.img:hover {
            border: 1px solid #777;
        }

        div.img img {
            width: 100%;
            height: 100px;
        }

        div.desc {
            padding: 10px;
            text-align: center;
        }
    </style>
</head>
<div>
    <div class="img">
        <a href="#">
            <img src="img/gray.jpg">
        </a>
        <div class="desc">描述信息</div>
    </div>

    <div class="img">
        <a href="#">
                <img src="img/darkblue.jpg">
            </a>
        <div class="desc">描述信息</div>
    </div>

    <div class="img">
        <a href="#">
                    <img src="img/pinkblue.jpg">
                </a>
        <div class="desc">描述信息</div>
    </div>
</div>

</html>